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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3834 is correct. Excellent, Monox D. I-Fly!

#3835. If the median of the data : 6, 7, x - 2, x, 17, 20 written in ascending order, is 16. Find the value of x.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3836. Find the median of the first 10 prime numbers.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3836 is correct. Excellent, Monox D. I-Fly!

#3837. If the mode of the data : 64, 60, 48, x, 43, 48, 43, 34, and 43 is 43, find the value of x + 3.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3838. If 35 is removed by the data : 30, 34, 35, 36, 37, 38, 39, 40, then them median decreases by how much?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3838 is correct. Excellent, Monox D. I-Fly!

#3839. If the arithmetic mean of 7, 8, x, 11, 14 is x, find the value of x.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3840. If the mean of first n natural numbers is 15, find n.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

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#3840. If the mode of the series exceeds by 12 then the mode the median by ______.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3841. If the Arithmetic Mean and Mode of a data are 24 and 12 respectively, find the median.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3842. If the difference of mode and median of a data is 24, then find the difference of median and mean.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3843. Find the value of n if the mean of first n natural numbers is

.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3844. Calculate the mean of the following distribution:

x: 5 6 7 8 9

f : 4 8 14 11 3

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3845. Solve:

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3845 is correct. Good work, Monox D. I-Fly!

#3846. A passenger train takes 3 hours less for a journey of 360 kilometers, if its speed is increased by 10 kilometers per hour from its usual speed. What is the usual speed?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3846 is correct. Excellent, Monox D. I-Fly!

#3847. A fast train take one hour less than a slow train for a journey of 200 kilometers. If the speed of the slow train is 10 kilometers per hour than that of the fast train, find the speed of the two trains.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

*Last edited by Monox D. I-Fly (2017-12-07 18:19:26)*

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3847 (two parts) is correct. Excellent, Monox D. I-Fly!

#3848. An airplane takes 1 hour less for a journey of 1200 kilometers if its speed is increased by 100 kilometers per hour from its usual speed. Find its usual speed.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

#3849. The hypotenuse of a grassy land in the shape of a right triangle is 1 meter more than twice the shortest side. If the third side is 7 meters more than the shortest side, find the sides of the grassy land.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

*Last edited by Monox D. I-Fly (2017-12-10 12:54:03)*

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3849 (three values) is correct. Excellent, Monox D. I-Fly!

#3850. Find the values of k for which the quadratic equation

has real and equal roots.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,239

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 25,368

Hi,

The solution #3850 (two values) is correct. Keep it up, Monox D. I-Fly!

#3851. If one root of the equation

is 2, then find the other root.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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